Question 17 A friend has a 81% average before the final exam for a course. That score includes everything but the final, which counts for 30% of the course grade. What is the best course grade your friend can earn? What is the minimum score your friend would need on the final to earn a 75% for the course? Give answers accurate to at least one decimal place. Question Help: [) Video ) Message instructor Submit Question earch F4 F5 F6 F8 F9 F10 F1 144